Mineral
Magnesium Sulfate
Magnesium sulfate is the magnesium salt known as Epsom salt. As a medicine it is labeled as a saline laxative for occasional constipation.
Can meals supply magnesium?
Foods provide magnesium without requiring this particular supplement form. NIH lists 156 mg in an ounce (about 28 g) of roasted pumpkin seeds, 80 mg in the same amount of dry-roasted almonds, and 78 mg in half a US cup of boiled spinach. 1
How much is enough?
The German Nutrition Society estimates an adequate daily intake of 350 mg for adult men and 300 mg for adult women, including pregnant and breastfeeding women. These totals include food and drinks; they are not supplement doses. 2